Home / 10,697,780.06-16,046,079.45-7,822,093.76

Finding the Fourth Proportional to 10,697,780.06, 16,046,079.45 and 7,822,093.76

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Solution

The fourth proportional to 10,697,780.06, 16,046,079.45 and 7,822,093.76 is: 11,732,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697,780.06 : 16,046,079.45 = 7,822,093.76 : x
  2. Step 2: Convert to fraction form
    10,697,780.06/16,046,079.45 = 7,822,093.76/x
  3. Step 3: Cross multiply
    10,697,780.06x = 16,046,079.45 × 7,822,093.76
  4. Step 4: Simplify right side
    10,697,780.06x = 125,513,937,888,918.78
  5. Step 5: Solve for x
    x = 125,513,937,888,918.78/10,697,780.06
  6. Step 6: Final answer
    x = 11,732,708.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.